Senior Mobile Software Engineer – iOS at vistairhr – Bristol | Jobyssey

About Comply365

Comply365 is a leading provider of Operational Content Management, Safety Management, and Training Management in the highly regulated industries of Aviation, Defense, and Rail. We provide a powerful combination of expertise and products underpinned by unified best practices, empowering airlines, rail, and defense organizations with the most comprehensive product portfolio to elevate operational excellence, and transform safety management and training, with closer integration of data across these domains. Comply365 ensures our customers' teams and assets are always geared for peak operational performance and unlocks unparalleled financial and operational gains through more streamlined, robust, and agile operations.
Our culture truly sets us apart at Comply365. In addition to our unwavering dedication to our customers and products that we offer, we are, first and foremost, a diverse team of driven, energetic, and passionate individuals who work together to make a direct impact on the future of our company. We have built, and continue to build a world-class, dynamic, and people-first culture. We believe in celebrating one another's achievements, open communication, and transparent leadership.

About the role

We’re seeking a Senior Mobile Software Engineer (iOS) with strong Swift and Objective-C expertise to help drive the next generation of our best-in-class iOS app. You’ll lead the development of new features, optimize performance, and champion engineering quality across the product.

You’ll collaborate closely with product managers, designers, and QA engineers to deliver intuitive, high-performing features that our users rely on every day. We’re looking for someone with a proven track record of shipping high-quality iOS apps, a passion for clean architecture and performance, and the ability to guide others toward technical excellence.

At our core, we value open communication, thoughtful collaboration, and pragmatic problem-solving. Great ideas can come from anyone, and we encourage strong opinions balanced with flexibility when presented with new information.

This role is hybrid to our Bristol office with the expectation of attending the office 3 days per week.

Essential Duties and Responsibilities

Design, develop, and maintain production iOS applications using Swift and Objective-C.
Ship and support high-quality releases to the Apple App Store.
Optimize for performance, reliability, and responsiveness across a wide range of devices.
Work closely with design, product, and QA to plan, implement, and validate new features.
Contribute to improving development practices, coding standards, and CI/CD pipelines.
Stay up to date on the latest iOS SDK changes, frameworks, and Apple developer tools.
Mentor peers and share expertise in Swift, UIKit, and app architecture.
Communicate progress, risks, and technical insights clearly within the team.

Essential skills

5+ years of professional mobile development experience.
3+ years of hands-on iOS development using Swift and Objective-C.
Proven experience releasing and maintaining iOS apps in the App Store.
Strong understanding of UIKit, Foundation, Swift Concurrency, and app lifecycle.
Experience with REST APIs, JSON, and data persistence using SQLite.
Familiarity with modern CI/CD tools (Xcode Cloud, Azure DevOps, or GitHub Actions).
Solid grasp of QA methodologies, Agile development, and SDLC best practices.
Excellent communication and collaboration skills.
Self-driven, organized, and committed to building exceptional user experiences.

Essential technical skills
• Swift and Objective-C (commercial experience).
• UIKit, SwiftUI, and Auto Layout.
• Xcode, Instruments, and Apple developer tools.
• Git (GitHub, Azure Repos, or equivalent).
• SQLite database management, schema design, and query optimization..
• App Store Connect, TestFlight, and provisioning workflows.
• CI/CD with Xcode Cloud, Azure DevOps, Jenkins, or GitHub Actions.
• Profiling, debugging, and performance optimization using Instruments.

Why come Aboard?

🚑 Private Medical Insurance with Vitality Health

✈️ 27 days holiday (plus bank holidays), rising with length of service

🏡 Hybrid working

🌴 Buy/sell up to 3 days holiday

⚕️ Healthcare plans with WPA and Unum

🚀 Career development and professional growth opportunities

😌 Promoting work/life balance

💰 Pension with Scottish Widows

🛍️ Discount Platform via Perkbox

🍫Free drinks and snacks on-site

🚘Octopus EV Salary Sacrifice Scheme *after probation

🚲Cycle to Work Scheme *after probation

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